CVE-2026-33136 - Vulnerability Analysis

Overview

WeGIA <= 3.6.6 contains a reflected XSS caused by unsanitized injection of the sccd GET parameter in listar_memorandos_ativos.php, letting attackers inject arbitrary scripts, exploit requires crafted URL.

Severity & Score

Impact

Attackers can execute arbitrary JavaScript in users' browsers, leading to session hijacking or phishing.

Mitigation

Upgrade to version 3.6.7.

References

• https://github.com/LabRedesCefetRJ/WeGIA/releases/tag/3.6.7
• https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xjqp-5q3h-2cxh

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 20, 2026

🔴 CVE-2026-33136 - Critical (9.3) WeGIA is a web manager for charitable institutions. Versions 3.6.6 and below have a Reflected Cross-Site Scripting (XSS) vulnerability in the listar_memorandos_ativos.php endpoint. An attacker can inject arbitrary JavaScript or HTML tags into the ... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-33136/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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